Button cover



FIG. 1 is a front view of a button cover showing my new design;

FIG. 2 is a rear view of the button cover;

FIG. 3 is a left side view of the button cover;

FIG. 4 is a right side view of the button cover;

FIG. 5 is a bottom view of the button cover, a top view being a mirror image thereof;

FIG. 6 is a top front side perspective view of the button cover;

FIG. 7 is a top rear side perspective view of the button cover; and,

FIG. 8 is a cross-sectional view of the button cover taken along line 8-8 of FIG. 2.

In the drawings, the broken lines depict portions of the button cover that form no part of the claimed design. 

CLAIM The ornamental design for a button cover, as shown and described. 